Agriculture

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Wright State biology professor Don Cipollini earlier discovered that the emerald green ash borer targets the white fringetree, Chionanthus virginicus, native to the savannas and lowlands of the southeastern United States. Later he and fellow researchers discovered it also infests an olive tree species. (Photo by Chris Snyder)
Bug Squad: Article

The Emerald Ash Borer Doesn't Just Target Ash Trees

November 7, 2019
By Kathy Keatley Garvey
The emerald ash borer, a wood-boring beetle native to northeastern Asia and now invasive in much of the United States, doesn't just target ash trees. The jewel beetle engages in host shifting.
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2019 Value of Working Landscapes cover
ANR News Releases: Article

California’s working landscape generates $333 billion in sales, 1.5 million jobs

November 7, 2019
By Pamela S Kan-Rice
California's working landscape and the industries associated with agriculture and natural resources contribute significantly to the state's economy, according to a new study by the California Community Colleges Centers of Excellence for Labor Market Research, California Economic Summit and the Unive...
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Figure 1. Delta field corn variety trial.
SJC and Delta Field Crops: Article

2019 Field Corn Variety Trial Results

November 7, 2019
By Michelle M Leinfelder-Miles
The results of the 2019 UCCE Delta field corn variety trial (Fig. 1), located on Tyler Island, are presented in Table 1. Three replicate blocks of fourteen varieties were planted on May 7th by air planter.
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Figure 1. The images above illustrate different levels of trunk gummosis observed in the field when comparing old paint (left) vs. no paint (right).
UC Weed Science (weed control, management, ecology, and minutia): Article

Can trunk paint mitigate herbicide damage in young almond trees?

November 7, 2019
By Gale Perez
In order to prevent herbicide damage in young trees, especially from postemergence herbicide, standard pomological practice is to apply white latex paint to the bottom 2 to 3 feet of trunk of newly planted trees, before applying herbicides.
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A honey bee heads for a Leptospermum scoparium keatleyi, a plant also known as "the New Zealand tea tree" or bush. Manuka honey is from Leptospermum scoparium. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

The Buzz Over Manuka Honey

November 6, 2019
By Kathy Keatley Garvey
Oh, the squabble over what is--and what is not--manuka honey. The battle is far from sweet. Manuka honey is produced in New Zealand and Australia, but New Zealand claims the manuka honey trademark. Australia says that's not fair. They want to use it, too.
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A praying mantis depositing an egg mass, ootheca. (Photo by Kathy Keatley Garvey)
Entomology & Nematology News: Article

Bohart Museum Open House: How to Raise Insects

November 6, 2019
By Kathy Keatley Garvey
Like to learn how to raise insects? Insects such as monarch butterflies, praying mantids and silkworm moths? The UC Davis Bohart Museum of Entomology will host an open house on Arthropod Husbandry: Raising Insects for Research and Fun from 1 to 4 p.m., Saturday, Nov.
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Spraying a strawberry field. (Photo by Christian Nansen)
Bug Squad: Article

Hats Off to UC Davis Ag Entomologist and Student Computer Scientists

November 5, 2019
By Kathy Keatley Garvey
When UC Davis agricultural entomologist Christian Nansen wanted to develop a free smart phone application to help strawberry growers predict spray coverage to combat pests, he knew just where to go. The UC Davis Computer Science Club. And, now the three-year collaborative project is a reality.
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A word cloud image of comments from ranchers. The larger the word, the more frequently it appeared in comments.
Ranching in the Sierra Foothills: Article

Public Safety Power Shutoffs - Preliminary Results from Rancher Survey

November 5, 2019
By Daniel K Macon
Between PG&E's public safety power shutoffs and a lack of precipitation, October was an interesting month for foothill ranchers. Many areas received a germinating rainfall in mid-September; most of that new grass withered in an October that saw only 0.02 inches of rain in Auburn.
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Extension apiculturist Elina Lastro Niño of the UC Davis Department of Entomology and Nematology faculty and director of the California Master Beekeeper Program, opens a hive. She will provide a UC Davis reserach update on Friday. (Photo by Kathy Keatley Garvey)
Bug Squad: Article

Why This UC Davis Conference Is Sweet

November 4, 2019
By Kathy Keatley Garvey
You've heard of "all systems are go." In this case, "all systems are sweet." The UC Davis Honey and Pollination Center will host a Sensory Evaluation of Honey Course, Thursday through Saturday, Nov. 7-9 in the Robert Mondavi Institute (RMI) on the UC Davis campus.
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